package com.heyun.filter;

import java.io.IOException;

import javax.servlet.Filter;
import javax.servlet.FilterChain;
import javax.servlet.FilterConfig;
import javax.servlet.ServletException;
import javax.servlet.ServletRequest;
import javax.servlet.ServletResponse;
import javax.servlet.annotation.WebFilter;
import javax.servlet.http.HttpServletRequest;
import javax.servlet.http.HttpServletResponse;

import com.heyun.bean.HeyunEmp;

/**
 * Servlet Filter implementation class UnicodeChang
 */
@WebFilter("/UnicodeChange")
public class UnicodeChange implements Filter {

    /**
     * Default constructor. 
     */
    public UnicodeChange() {
        // TODO Auto-generated constructor stub
    }

	/**
	 * @see Filter#destroy()
	 */
	public void destroy() {
		// TODO Auto-generated method stub
	}

	/**
	 * @see Filter#doFilter(ServletRequest, ServletResponse, FilterChain)
	 */
	public void doFilter(ServletRequest request, ServletResponse response, FilterChain chain) throws IOException, ServletException {
		// TODO Auto-generated method stub
		// place your code here

		// pass the request along the filter chain
		request.setCharacterEncoding("UTF-8");
		response.setCharacterEncoding("UTF-8");
		response.setContentType("text/html;charset=utf-8");
		chain.doFilter(request, response);
	   /* HttpServletRequest req=(HttpServletRequest) request;
	    HttpServletResponse res=(HttpServletResponse) response;
	    String uri = req.getRequestURI();
	    String file[]=uri.split("/");
	
	    HeyunEmp user =(HeyunEmp) req.getSession().getAttribute("user");
		if(user==null){
		    for (int i = 0; i < file.length; i++) {
				if(!file[i].equals("login.jsp")){
					req.getRequestDispatcher("login.jsp").forward(req, res);
					//res.sendRedirect("login.jsp");
					
				}else{
					chain.doFilter(request, response);	
				}
			}  
		}else{
		chain.doFilter(request, response);
		}*/
	}

	/**
	 * @see Filter#init(FilterConfig)
	 */
	public void init(FilterConfig fConfig) throws ServletException {
		// TODO Auto-generated method stub
	}

}
